5 things you didn't know about 'The X Factor UK'
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“The X Factor UK” will make its two-night Season 15 premiere in the U.S. on Sept. 2 and 3 on AXS TV. American fans tuning into the broadcast can weigh in with comments on social media using #UKintheUSA. In honor of the series return for its fifth consecutive year in a row via AXS TV and its 15th season overall, we thought we’d dish up five things you may or may not know about the UK version of the popular reality singing competition.

1. It was the first in “The X Factor” franchise, spawning versions in more than 50 countries

Show creator-producer and judge Simon Cowell launched “The X Factor UK’ in 2004 and the hit show went on to spawn a global “X Factor” franchise with versions airing or having aired in over 50 countries including The Philippines, Norway, Romania, Greece, Hungary, Poland and many more, including the United States. The U.S. run only lasted three seasons, originally launching in 2011 with “X Factor UK” judging pals Simon Cowell and Nicole Scherzy Scherzinger sitting on “The X Factor USA” panel.

2. Music superstars have delivered debut TV and epic live performances of new songs on the show

“The X Factor UK” has never had a problem attracting huge music artists to perform on its stage. Many of them gave epic television debut performances of their biggest hits including Ed Sheeran with “Thinking Out Loud” and Louis Tomlinson’s emotional solo collab with Steve Aoki, “Just Hold On.” Other epic performances of huge hits include Maroon 5’s “Animals, Coldplay’s “Adventures of a Lifetime,” Adele’s “Hello,” Taylor Swift and Gary Lightbody’s duet of “The Last Time” and many more.

3. Several contenders have appeared on “Celebrity Big Brother”

It seems several “X Factor UK” hopefuls have appeared on British reality series “Celebrity Big Brother” including season 11 couple Stevi Ritchie and Chloe Jasmine, Frankie Cocozza from season eight, Jedward from season 6 and Rylan Clarke from season nine.

4. Mark Ronson had to rush “Uptown Funk’s” release due to season 11 contender Fleur East’s cover

Season 11 runner-up Fleur East performed an epic rendition of “Uptown Funk,” which shot to No. 1 on iTunes and prompted Mark Ronson to release the Bruno Mars collab track five weeks earlier than he planned.

5. AXS TV is the first network to air “The X Factor UK” in America

As of its 15th season premiere, AXS TV is the first and only network to air “The X Factor UK” in America. Now in its fifth consecutive year of broadcasting the show, the 15th season will kick off in a two-night premiere airing on Sunday, Sept. 2 and Monday, Sept. 3 at 8 p.m. ET/5 p.m. PT. U.S. viewers can weigh in on the broadcast on social media using #UKintheUSA.